4428251330 has 16 divisors (see below), whose sum is σ = 8165264184. Its totient is φ = 1728097920.

The previous prime is 4428251329. The next prime is 4428251339. The reversal of 4428251330 is 331528244.

It can be written as a sum of positive squares in 4 ways, for example, as 2997672001 + 1430579329 = 54751^2 + 37823^2 .

It is not an unprimeable number, because it can be changed into a prime (4428251339) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5399897 + ... + 5400716.

Almost surely, 2^4428251330 is an apocalyptic number.

4428251330 is a deficient number, since it is larger than the sum of its proper divisors (3737012854).

4428251330 is a wasteful number, since it uses less digits than its factorization.

4428251330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10800661.

The product of its (nonzero) digits is 23040, while the sum is 32.

The square root of 4428251330 is about 66545.1074835709. The cubic root of 4428251330 is about 1642.1421701883.

Adding to 4428251330 its reverse (331528244), we get a palindrome (4759779574).

The spelling of 4428251330 in words is "four billion, four hundred twenty-eight million, two hundred fifty-one thousand, three hundred thirty".